Home / 80,888,836.58-121,334,140.76-23,381,605.97

Finding the Fourth Proportional to 80,888,836.58, 121,334,140.76 and 23,381,605.97

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Solution

The fourth proportional to 80,888,836.58, 121,334,140.76 and 23,381,605.97 is: 35,072,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,888,836.58 : 121,334,140.76 = 23,381,605.97 : x
  2. Step 2: Convert to fraction form
    80,888,836.58/121,334,140.76 = 23,381,605.97/x
  3. Step 3: Cross multiply
    80,888,836.58x = 121,334,140.76 × 23,381,605.97
  4. Step 4: Simplify right side
    80,888,836.58x = 2,836,987,069,690,260.50
  5. Step 5: Solve for x
    x = 2,836,987,069,690,260.50/80,888,836.58
  6. Step 6: Final answer
    x = 35,072,665.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.